Royal Adhesives WS-8070 B2 Corrosion Inhibitive Sealant MIL-PRF-81733 TYII Cl1 GrA

WS-8070 Class B is a two-part Manganese cured polysulfide sealant designed to provide excellent corrosion inhibitive characteristics. Typical applications include fillet and butt joint surface sealing of aircraft structure to prevent the effects of corrosion from occurring through water intrusion and dissimilar metal interaction.

WS-8070 Class B has excellent retention of physical properties when exposed to aviation fuel and oils. It is a thixotropic paste with non-sag characteristics an able to be applied by an extrusion gun or with a spatula.

Key Features and Benefits

• Corrosion Resistance: Provides a robust barrier against corrosion, safeguarding aircraft components.
• Fuel and Oil Resistance: Maintains performance when exposed to aviation fuels and oils.
• Temperature Resilience: Operates effectively across a wide temperature range, withstanding intermittent exposure up to 360°F (182°C).
• Application Versatility: Suitable for extrusion or spatula application methods, accommodating various operational needs.

Technical Specifications

• Application Life: 2 hours
• Tack-Free Time: Up to 7 hours
• Cure Time: Approximately 48 hours
• Consistency: Thixotropic paste with non-sag properties
• Color: Gray
• Shelf Life: 9 months when stored below 80°F (27°C)

Specifications:

• MIL-PRF-81733 Type II
  
• Interchangeable with
  
  • PPG: P/S870 B2
  • Flamemaster: CS3213 B2